A study of EDM technological database based on relational model

This paper defines for course important level first, has made major assessment index and its relational model.

本文首先对课程重要程度进行定义，并在深入分析的基础上，提出了主要评价指标及其关系模型。

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Weighed Grey Relational Model and Its Application to Manufacturing Technology

灰色关联模型及其在制造工艺评价中的应用

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A Conversion from Relational Model to Network Model

从关系模式到网状模式

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The use of these languages has been extended to the relational model.

这些语言的使用已经扩展到了关系模型中。

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Null value is introduced to the extended relational model of paper [ 1].

本文在〔1〕扩展关系模型中引入属性级的不完全信息空值。

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Research on Constraint Relational Model of Non-Classical Relational Database in Query Optimization

非经典关系数据库中约束关系模型在查询优化中的应用

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Application Research in the Field of ODL Performance Analysis of Variable Precision Rough Set Based on Relational Model

可变精度粗糙集模型在远程开放教育中的应用

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Research on Spatiotemporal Object-Relational Model

时空对象关系模型研究

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The paper simply introduces the action of constraint relational model on implementing concurrent engineering.

简述了约束关系模型在并行工程实施中的作用。

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Conversion from Object Model to Relational Model of Database

从对象模型到数据库关系模型的转换

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Genetic arithmetic in the constraint relational model of concurrent engineering

遗传算法在并行工程约束关系模型中的应用

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Disposal of Redundancy in the Relational Model Under the Fuzzy Null Value Environment

模糊空值环境下关系模型的冗余处理

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The serious soil erosion produces the runoff silt that not only fills up sea dykes and reduces adjusting and storing floodwater ability of sea dykes, but also is main carrier of surface source pollution.

严重水土流失产生的径流泥沙不仅淤积江河湖库，降低湖库调蓄洪能力，而且还是面源污染的主要载体。

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Apparatus& A gas chromatograph consists of a carrier gas source, an injection port, column, detector, and recording device.

仪器&一台气相色谱仪包括了载气源、进样口、色谱柱、检测器和记录设备。

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Compete the ages of vehemence in the knowledge-based economy, knowledge-based talents as the knowledge carrier are the source for the high and new tech enterprises to obtain the sustained advantage in competition and the most valuable assets of the enterprises.

在竞争激烈的知识经济时代，知识型人才作为知识的载体是高新技术企业取得市场竞争优势的源泉，是高新技术企业最具有价值的资产。

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The granite at Yenshanian is the "carrier" and heat source of tin.

燕山期花岗岩是锡的“载体”和热源。

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FM sound sync-broadcasting has overlapped service zone, the same carrier frequency and the source of the program, which can broadcast in-phase at the same time.

调频同步广播系统是具有重叠服务区，使用同一载频和同一节目源，同时同相位广播的调频发射技术。

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For instance, to increase data speed, operators are working to improve spectrum efficiency by using a technology dubbed carrier aggregation, which combines multiple bandwidths into one data link.

比方说，为了提高数据速度，运营商们正在使用一种名为“载波聚合”的技术，将多个频带合并成一个数据链来提高频段效率。

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Research on the Performance of Carrier Aggregation Technology in LTE-Advance System

LTE-Advanced系统中载波聚合技术的性能研究

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These provide low-level simulation foundation for the application of carrier aggregation.

所做工作为载波聚合技术提供了底层仿真基础，为其实用化提出了合理性的建议。

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